Theme, Tides and Units follow your browser and your place until JavaScript loads.

Theme
Tides

Auto shows Tides within 15 miles of the coast.

Units

Auto uses each place's own unit. The °C / °F switch beside the gear changes one page.

Boston

Massachusetts, United States · now 8°, light drizzle

May 1987

  1. 0°J
  2. 1°F
  3. 7°M
  4. 12°A
  5. 19°M
  6. 25°J
  7. 28°J
  8. 26°A
  9. 21°S
  10. 15°O
  11. 10°N
  12. 4°D
Average
19° / 9°
Warmest
May 31, 34°
Coldest
May 2, 3°
Rain
43.0 mm
Wet days
8 days (≥ 1 mm)
Against normal
About normal
Day's low to highNormal: 1977–1986 averageRain
  1. Fri 14°16°−1°
  2. Sat 23°19°+2°
  3. Sun 30.6 mm6°13°−3°
  4. Mon 48.6 mm6°11°−6°
  5. Tue 511.6 mm5°7°−9°
  6. Wed 60.6 mm6°10°−6°
  7. Thu 79°23°+6°
  8. Fri 87°13°−4°
  9. Sat 96°21°+4°
  10. Sun 1014°27°+10°
  11. Mon 119°21°+4°
  12. Tue 123.9 mm11°25°+8°
  13. Wed 136°14°−3°
  14. Thu 144°18°±0°
  15. Fri 153.7 mm10°18°±0°
  16. Sat 166°18°±0°
  17. Sun 171.1 mm12°25°+6°
  18. Mon 1811°16°−3°
  19. Tue 190.1 mm8°15°−5°
  20. Wed 206°15°−6°
  21. Thu 217°20°−1°
  22. Fri 2213°26°+4°
  23. Sat 233.6 mm9°20°−2°
  24. Sun 245.5 mm8°11°−10°
  25. Mon 258°17°−5°
  26. Tue 2610°20°−1°
  27. Wed 2710°17°−5°
  28. Thu 283.7 mm12°28°+6°
  29. Fri 2918°24°+2°
  30. Sat 3018°33°+11°
  31. Sun 3121°34°+13°

17 May in past years, 1978–1987

  1. 1987 Sun1.1 mm12°25°
  2. 1986 Sat0.7 mm14°25°
  3. 1985 Fri0.6 mm12°19°
  4. 1984 Thu0.5 mm5°14°
  5. 1983 Tue3.3 mm4°13°
  6. 1982 Mon10°21°
  7. 1981 Sun8°17°
  8. 1980 Sat9°18°
  9. 1979 Thu11°18°
  10. 1978 Wed6.3 mm9°19°

· Weather data by ECMWF (CC BY 4.0) via Open-Meteo · Historical weather: ERA5, Copernicus Climate Change Service, via Open-Meteo